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packages/unittest/test/returning_future_test.dart

+// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library unittest.returning_future_test;
+
+import 'dart:async';
+
+import 'package:metatest/metatest.dart';
+import 'package:unittest/unittest.dart';
+
+void main() => initTests(_test);
+
+void _test(message) {
+  initMetatest(message);
+
+  expectTestResults('returning futures', () {
+    test("successful", () {
+      return new Future.sync(() {
+        expect(true, true);
+      });
+    });
+    // We repeat the fail and error tests, because during development
+    // I had a situation where either worked fine on their own, and
+    // error/fail worked, but fail/error would time out.
+    test("error1", () {
+      var callback = expectAsync(() {});
+      var excesscallback = expectAsync(() {});
+      return new Future.sync(() {
+        excesscallback();
+        excesscallback();
+        excesscallback();
+        callback();
+      });
+    });
+    test("fail1", () {
+      return new Future.sync(() {
+        expect(true, false);
+      });
+    });
+    test("error2", () {
+      var callback = expectAsync(() {});
+      var excesscallback = expectAsync(() {});
+      return new Future.sync(() {
+        excesscallback();
+        excesscallback();
+        callback();
+      });
+    });
+    test("fail2", () {
+      return new Future.sync(() {
+        fail('failure');
+      });
+    });
+    test('foo5', () {});
+  }, [
+    {'result': 'pass'},
+    {
+      'result': 'fail',
+      'message': 'Callback called more times than expected (1).'
+    },
+    {'result': 'fail', 'message': 'Expected: <false>\n  Actual: <true>\n'},
+    {
+      'result': 'fail',
+      'message': 'Callback called more times than expected (1).'
+    },
+    {'result': 'fail', 'message': 'failure'},
+    {'result': 'pass'}
+  ]);
+}